The Slavic religion is a religion of polytheism, including common Indo-European, ancient European and primordial Slavic traditions. In structure, the pantheon of Slavic gods is a unity of heavenly, underground and folklore gods.
Heaven gods
One of the most ancient gods of the Eastern Slavs was Rod, which was perceived as the ancestor of all life on earth. The clan was associated with family, procreation, sky.
As society developed, other heavenly gods appeared.
Perun is the god of the storm, who was represented as a thunderer who defeated the snake. Perun's attributes were arrows, axes, stones, thunder and lightning, oak, and elevated places.
Stribog is the god of atmospheric phenomena, in particular, winds.
Dazhbog is a giving god, a giver of benefits, who was correlated with the sun.
Khors is a solar deity of Iranian origin, who was considered the patron saint of the solar disk.
Simarg is a god who is a messenger between the earthly and heavenly worlds. Simargla was presented as a huge eagle, aiming at the sky.
Makosh is a great goddess, correlated with the Mother of God and Paraskeva Friday. Makosh was considered the patroness of women and needlework.
Underground gods
Among the gods of the underworld, Veles was central. Initially, Veles was considered the patron saint of wild animals, he was called the god of cattle and wealth. Veles was represented as a snake or a bear, lame and shaggy.
Next to the most ancient god, Rod, there were necessarily Rozhanitsy, who were considered the virgins of fate, who determined the fate of newborns.
Folklore gods
Also, the Eastern Slavs had gods known only from folklore.
Yarilo is the deity of the spring sun.
Kupala is the deity of the summer sun.
Lelya is the goddess of the earth, of love, who is a couple of Yarila.
Lada is a goddess who personified mother (a couple of Kupala).
The gods of the lower level included spirits, werewolves, devils, witches and others.
At the center of lower mythology were Demons, malevolent creatures that lived in places dangerous for humans to visit (swamps, whirlpools).
Maras had a relationship with malevolent creatures, personifying death.
Also, the characters that determined the fate of a person belonged to the lower mythology: Share, Nedolya, Dashing, Srecha, Grief, Need and others. The devil was at the crossroads between worlds.